TWM576898U - Golf head - Google Patents

Abstract

A golf head is described, which includes a casing having double density and an elastic member. The casing includes a main body and a bottom plate. The main body has a top portion, a hitting plate, a rod portion and a bottom portion, in which the bottom portion has an opening. The bottom plate covers the opening of the bottom portion. A portion of the bottom plate away from the hitting plate is connected to the bottom portion. There is a gap between a portion of the bottom plate near the hitting plate and the bottom portion. A density of the material of the bottom plate is greater than a density of the material of the main body. The elastic member is disposed in the gap.

Description

Golf head

The present invention relates to a golf club head, and more particularly to a golf club head having a high Moment Of Inertia (MOI).

Golf is one of the most common leisure activities, and the golf clubs of different functions are designed in different ways. For example, a driver, which must play the ball far, has a longer design and a larger head. In addition, since the golf ball is placed on the ball nail at the beginning of the kicking, the user is more likely to hit the sweet spot.

Once the golf ball enters the fairway, the user will use the fairway wood to hit the ball. However, since the golf ball is located on the ground at this stage, the user is less likely to hit the sweet spot and causes the ball to rotate. Therefore, how to obtain a higher Moment Of Inertia (MOI) and at the same time reduce the center of gravity of the ball has become one of the development priorities of the relevant industry.

Therefore, one of the novels is to provide a golf ball. The head has a deep, low center of gravity and a large moment of inertia.

According to the above object of the present invention, a golf club head is proposed. The golf head includes a dual density housing and an elastic member. The dual density housing includes a body and a bottom plate. The body has a top, a ball striking panel, a stem, and a bottom, wherein the bottom has an opening. The bottom plate covers the opening at the bottom. The portion of the bottom plate that is away from the ball striking panel is attached to the bottom. The portion of the bottom plate adjacent to the ball striking panel has a gap with the bottom portion. The material density of the bottom plate is greater than the material density of the body. The elastic member is placed in the gap.

According to an embodiment of the present invention, the body has a material density ranging from 4.3 g/cm ³ to 4.8 g/cm ³ and a material density of the bottom plate of 7.0 g/cm ³ or more.

According to an embodiment of the present invention, the body is a titanium body and the bottom plate is a stainless steel floor.

In accordance with an embodiment of the present invention, the golf club described above includes a plurality of fasteners. The locking member is disposed on a periphery of a portion of the bottom plate away from the hitting panel, so that the bottom plate closes the opening.

According to an embodiment of the present invention, the bottom plate covers only a portion of the elastic member.

According to an embodiment of the present invention, the body has a first bent portion disposed on a periphery of the bottom of the ball striking panel. The bottom plate has a second bent portion disposed at a portion of the bottom plate adjacent to the ball striking panel. The gap is formed between the first bent portion and the second bent portion.

According to an embodiment of the present invention, the elastic member is covered at one end of the second bending portion, and a part of the elastic member is located in the gap. The other part is located on the outside of the bottom plate.

In accordance with an embodiment of the present invention, the ball striking panel described above is a single metal component or part of a body that is integrally formed by casting.

According to an embodiment of the present invention, the body is a carbon fiber composite body.

According to an embodiment of the present invention, the top, the rod and the bottom of the body are integrally formed carbon fiber composite structures.

It can be seen from the above that the present invention mainly forms a double-density housing through the sub-piece design of the main body and the bottom plate, which can change the center of gravity of the whole golf club head, thereby making it easier for the golf club head to hit the golf ball on the ground. Heart of the ball. On the other hand, by locking the lock on the bottom of the bottom plate away from the ball striking panel, the center of gravity of the golf club head can be shifted away from the ball striking panel, and the overall moment of inertia of the golf ball head can be increased. In turn, the hitting distance and direction are more stable.

In addition, the elastic member of the present invention is disposed in the gap between the body and the bottom plate, and has the functions of buffering and shock absorbing, and also has the function of preventing foreign matter from invading.

100‧‧‧ golf head

200‧‧‧Double-density housing

210‧‧‧ body

211‧‧‧ top

212‧‧‧Ball panel

213‧‧‧ bottom

213a‧‧‧ openings

214‧‧‧ Rod

215‧‧‧First bend

220‧‧‧floor

221‧‧‧Second bend

300‧‧‧Flexible parts

400‧‧‧Locker

G‧‧‧ gap

For a more complete understanding of the embodiments and the advantages thereof, reference is made to the following description in conjunction with the accompanying drawings, wherein: FIG. 1 is a perspective view of a golf club according to an embodiment of the present invention; FIG. 2 is an exploded perspective view of a golf club according to an embodiment of the present invention; and FIG. 3 is a schematic cross-sectional view of a golf club according to an embodiment of the present invention.

Please refer to FIG. 1 to FIG. 3 , wherein FIG. 1 to FIG. 3 are respectively a perspective view, an exploded schematic view and a cross-sectional view of a golf club according to an embodiment of the present invention. The golf club 100 of the present embodiment mainly includes a dual-density housing 200, an elastic member 300, and a plurality of fasteners 400. The dual density housing 200 includes a body 210 and a bottom plate 220.

In the present embodiment, the body 210 is an open housing having a top portion 211, a ball striking panel 212, a bottom portion 213, and a stem portion 214. Wherein, the ball striking panel 212 is located between the top portion 211 and the bottom portion 213, the rod portion 214 is located on one side of the top portion 211, and the bottom portion 213 has an opening 213a. For the sake of clarity, the definitions of "top", "bottom" and "bottom" are based on the orientation of the golf head 100 in actual use (for example, the orientation of Figure 3), not shown in Figures 1 and 2. Orientation. That is to say, the viewing angles shown in FIGS. 1 and 2 are mainly for the purpose of clearly explaining the design of the present invention, and are not actually the angle of use.

Referring to FIG. 1 to FIG. 3 , the bottom plate 220 is connected to the bottom 213 of the body 210 and covers and closes the opening 213 a of the bottom 213 . In the present embodiment, the material density of the bottom plate 220 is greater than the material density of the body 210. Specifically, the center of gravity of the overall golf club 100 can be achieved by the body 210 having a smaller weight and the bottom plate 220 having a larger weight. In one embodiment, the substrate 220 has a material density of greater than 7.0 g/cm ³ and the body 210 has a material density ranging from about 4.3 g/cm ³ to about 4.8 g/cm ³ . In an exemplary embodiment, the bottom plate 220 is a stainless steel bottom plate and the body 210 is a titanium body. Thereby, the design of the material density of the bottom plate 220 is greater than the material density of the body 210, so that the center of gravity of the overall golf head 100 is shifted downward, thereby making it easier for the golf head 100 to hit the ball of the golf ball on the ground. heart. In other examples, the body 210 can also be a stainless steel body, and the bottom plate 220 can be a tungsten-nickel alloy base plate to meet different usage requirements. Alternatively, in some examples, body 210 can be a carbon fiber composite body. In other embodiments, the ball striking panel 212 is itself a separate component or may be part of the body 210. For example, the ball striking panel 212 can be a single metal component, or the ball striking panel 212 can be part of the integrally cast body 210. In a particular example, the top 211, bottom 213, and stem 214 of the body 210 are integrally formed carbon fiber composite structures.

As shown in FIGS. 1 to 3, in the present embodiment, the bottom plate 220 is attached to the body 210 through the lock fastener 400. Specifically, the portion of the bottom plate 220 that is away from the ball striking panel 212 is connected to the bottom portion 213 of the body 210 through the lock 400. In some examples, the fastener 400 can be a screw. In the present embodiment, the function of the lock 400 has a function of a weight in addition to fixing the bottom plate 220 to the body 210. By fixing the locking member 400 to the portion of the bottom plate 220 away from the ball striking panel 212, the center of gravity of the golf club 100 can be shifted away from the ball striking panel 212, and the pair formed by combining the body 210 and the bottom plate 220 Density shell design for golf The center of gravity of the head 100 as a whole is low and deep, thereby increasing the Moment Of Inertia (MOI) of the golf club 100 as a whole, so that the golf club 100 is less prone to twisting when hitting the ball, thus making the hitting distance and direction more stable.

In some embodiments, the number and materials of the fasteners 400 may vary depending on the needs of use or different design requirements. Different materials of the fasteners 400 have different densities and weights, so different materials and quantity of fasteners 400 can be used to obtain different golf head designs for users with different needs. It is to be understood that in the foregoing embodiments, the manner in which the body is coupled to the bottom plate is not limited to the fastener engagement. In other embodiments, the bottom plate can also be joined to the body by soldering or bonding, and the use of the lock can be omitted.

As shown in FIG. 3, when the bottom plate 220 is fixed on the body 210, the portion of the bottom plate 220 adjacent to the ball striking panel 212 has a gap G with the bottom portion 213 of the body 210, and the gap G is mainly used as the golf head 100 in hitting the golf ball. At the time, the rebounding space of the hitting panel 212 of the body 210. In the present embodiment, the elastic member 300 can be disposed in the gap G. In addition to absorbing the vibration force generated by the golf club 100 when hitting the golf ball, the elastic member 300 also has a rebounding force when the hitting ball is increased. In turn, improve the hitting performance. In addition, the elastic member 300 can also change the audio generated by the golf head 100 when hitting the ball, resulting in a better hitting sound. On the other hand, the elastic member 300 has a function of closing the bottom 213 of the body 210, and it is possible to prevent external foreign matter such as sand, turf, and the like from entering the inside of the golf head 100. In some specific embodiments, when the material of the body 210 and the bottom plate 220 are both metal, the elastic member 300 can block and absorb the impact force generated by the two metal materials when hitting the ball, avoiding Metal deformation.

In one embodiment, as shown in FIGS. 2 and 3, the body 210 has a first bent portion 215 disposed on the periphery of the ball striking panel 212 with the opening 213a of the bottom portion 213. The bottom plate 220 has a second bent portion 221, and the second bent portion 221 is disposed at a portion of the bottom plate 220 that is adjacent to the ball striking panel 212. The gap G described above is formed between the first bent portion 215 and the second bent portion 221 . In the present embodiment, the elastic member 300 has a C-shaped cross section which is coated on the end of the second bent portion 221 of the bottom plate 220. The design of the elastic member 300 by the first bending portion 215 and the second bending portion 221 allows the main body 210 and the bottom plate 220 to be positioned and locked to each other without additionally using an adhesive member such as a glue or a screw.

In the present embodiment, a part of the elastic member 300 is located in the gap G, and the other portion is located outside the bottom plate 220. That is, the bottom plate 220 covers only a portion of the elastic member 300 without completely covering the elastic member 300. The design of partially exposing the elastic member 300 can provide an assembly person to quickly check whether the elastic member 300 is installed, and the user can also know whether the elastic member 300 is damaged. In addition, the design in which the elastic member 300 is partially exposed can also be used as the appearance of the golf club 100 to increase the visual change of the product.

In an embodiment, the material of the elastic member 300 may be a non-metallic material such as rubber, plastic, or silicone. In a specific example, the material of the elastic member 300 may be a thermoplastic polyurethane elastomer (TPU) material.

It can be seen from the above-mentioned embodiments of the present invention that the present invention is mainly transparent. The sub-pieces of the body and the bottom plate are designed to form a double-density housing, which can change the center of gravity of the overall golf club head, thereby making it easier for the golf club head to hit the center of the golf ball on the ground. On the other hand, by locking the lock on the bottom of the bottom plate away from the ball striking panel, the center of gravity of the golf club head can be shifted away from the ball striking panel, and the overall moment of inertia of the golf ball head can be increased. In turn, the hitting distance and direction are more stable.

In addition, the elastic member of the present invention is disposed in the gap between the body and the bottom plate, and has the functions of buffering and shock absorbing, and also has the function of preventing foreign matter from invading.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Any one skilled in the art can make various changes and retouchings without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

Claims (10)

A golf club head comprising: a dual density housing, wherein the dual density housing comprises: a body having a top portion, a ball striking panel, a rod portion and a bottom portion, wherein the bottom portion has an opening; and a bottom plate Covering the opening of the bottom portion, wherein the bottom plate is connected to the bottom portion away from the ball striking panel, and the portion of the bottom plate adjacent to the ball striking panel has a gap with the bottom portion, wherein the material density of the bottom plate is greater than the material of the bottom plate Density; and an elastic member disposed in the gap. The golf club head according to claim 1, wherein the body has a material density ranging from 4.3 g/cm ³ to 4.8 g/cm ³ and a material density of the bottom plate of 7.0 g/cm ³ or more. The golf club head according to claim 1, wherein the body is a titanium body, and the bottom plate is a stainless steel base plate. The golf club head according to claim 1, further comprising a plurality of fasteners disposed on a periphery of the bottom plate away from the ball striking panel, such that the bottom plate closes the opening. A golf club head according to claim 1, wherein the bottom plate covers only a portion of the elastic member. The golf club head according to claim 1, wherein the body has a first bent portion, the opening disposed at the bottom portion is adjacent to a periphery of the ball striking panel; and the bottom plate has a second bent portion a portion disposed on the bottom plate adjacent to the ball striking panel; and the gap is formed between the first bent portion and the second bent portion. The golf club head according to claim 6, wherein the elastic member is coated on one end of the second bending portion, and a part of the elastic member is located in the gap, and the other portion is located in the bottom plate. Outside. A golf club head according to claim 1, wherein the ball striking panel is a single metal component or a part of the body that is integrally formed by casting. The golf club head according to claim 1, wherein the body is a carbon fiber composite body. The golf club head according to claim 8 or 9, wherein the top portion of the body, the rod portion and the bottom portion are integrally formed carbon fiber composite structures.